DE1618413A1 - Verfahren zur Herstellung waessriger Formaldehydloesungen - Google Patents
Verfahren zur Herstellung waessriger FormaldehydloesungenInfo
- Publication number
- DE1618413A1 DE1618413A1 DE19671618413 DE1618413A DE1618413A1 DE 1618413 A1 DE1618413 A1 DE 1618413A1 DE 19671618413 DE19671618413 DE 19671618413 DE 1618413 A DE1618413 A DE 1618413A DE 1618413 A1 DE1618413 A1 DE 1618413A1
- Authority
- DE
- Germany
- Prior art keywords
- methanol
- water
- steam
- heat
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims description 46
- 238000000034 method Methods 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 126
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 29
- 238000009833 condensation Methods 0.000 claims description 16
- 230000005494 condensation Effects 0.000 claims description 16
- 239000006096 absorbing agent Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 10
- 239000008098 formaldehyde solution Substances 0.000 claims description 10
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 claims description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 229910052709 silver Inorganic materials 0.000 claims description 8
- 239000004332 silver Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 5
- MGJURKDLIJVDEO-UHFFFAOYSA-N formaldehyde;hydrate Chemical compound O.O=C MGJURKDLIJVDEO-UHFFFAOYSA-N 0.000 claims description 4
- BTZFLKAKUFOTJA-UHFFFAOYSA-N O.OC.O=C Chemical compound O.OC.O=C BTZFLKAKUFOTJA-UHFFFAOYSA-N 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- REHUGJYJIZPQAV-UHFFFAOYSA-N formaldehyde;methanol Chemical compound OC.O=C REHUGJYJIZPQAV-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- KNIUHBNRWZGIQQ-UHFFFAOYSA-N 7-diethoxyphosphinothioyloxy-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(OP(=S)(OCC)OCC)=CC=C21 KNIUHBNRWZGIQQ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012084 conversion product Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- OKKJLVBELUTLKV-VMNATFBRSA-N methanol-d1 Chemical compound [2H]OC OKKJLVBELUTLKV-VMNATFBRSA-N 0.000 description 1
- 238000005839 oxidative dehydrogenation reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0052288 | 1967-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1618413A1 true DE1618413A1 (de) | 1970-10-29 |
Family
ID=7105341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671618413 Pending DE1618413A1 (de) | 1967-04-29 | 1967-04-29 | Verfahren zur Herstellung waessriger Formaldehydloesungen |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE714400A (https=) |
| DE (1) | DE1618413A1 (https=) |
| FR (1) | FR1569137A (https=) |
| GB (1) | GB1212751A (https=) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0360988A3 (de) * | 1988-07-19 | 1992-05-13 | Bayer Ag | Verfahren zur Herstellung von wässrigen Formaldehydlösungen |
| WO2012034929A2 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur herstellung von acrylsäure aus methanol und essigsäure |
| DE102010040923A1 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur Herstellung von Acrylsäure aus Ethanol und Formaldehyd |
| WO2026022238A1 (en) * | 2024-07-24 | 2026-01-29 | Basf Se | A process for producing formaldehyde |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4348540A (en) * | 1981-06-29 | 1982-09-07 | Monsanto Company | Manufacture of aqueous formaldehyde |
| US4383123A (en) * | 1981-10-08 | 1983-05-10 | Monsanto Company | Manufacture of aqueous formaldehyde |
| RU2329248C1 (ru) * | 2007-02-12 | 2008-07-20 | Виталий Владимирович Калужников | Способ непрерывного получения формалина и карбамидоформальдегидного концентрата |
| CN101550073B (zh) * | 2009-05-12 | 2013-03-13 | 范轩羽 | 一种脱醇高浓度甲醛生产设备及生产工艺 |
| CN107445809B (zh) * | 2017-09-25 | 2023-05-12 | 江苏道尔顿石化科技有限公司 | 一种生产浓甲醛的装置和方法 |
-
1967
- 1967-04-29 DE DE19671618413 patent/DE1618413A1/de active Pending
-
1968
- 1968-04-24 GB GB1930068A patent/GB1212751A/en not_active Expired
- 1968-04-29 BE BE714400D patent/BE714400A/xx unknown
- 1968-04-29 FR FR1569137D patent/FR1569137A/fr not_active Expired
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0360988A3 (de) * | 1988-07-19 | 1992-05-13 | Bayer Ag | Verfahren zur Herstellung von wässrigen Formaldehydlösungen |
| WO2012034929A2 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur herstellung von acrylsäure aus methanol und essigsäure |
| DE102010040923A1 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur Herstellung von Acrylsäure aus Ethanol und Formaldehyd |
| WO2012035019A1 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur herstellung von acrysläure aus ethanol und formaldehyd |
| DE102010040921A1 (de) | 2010-09-16 | 2012-03-22 | Basf Se | Verfahren zur Herstellung von Acrylsäure aus Methanol und Essigsäure |
| US8507721B2 (en) | 2010-09-16 | 2013-08-13 | Basf Se | Process for preparing acrylic acid from ethanol and formaldehyde |
| US8877966B2 (en) | 2010-09-16 | 2014-11-04 | Basf Se | Process for preparing acrylic acid from methanol and acetic acid |
| WO2026022238A1 (en) * | 2024-07-24 | 2026-01-29 | Basf Se | A process for producing formaldehyde |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1569137A (https=) | 1969-05-30 |
| BE714400A (https=) | 1968-09-16 |
| GB1212751A (en) | 1970-11-18 |
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